void setup() {
  Serial.begin(115200); // Ignored by Maple. But needed by boards using hardware serial via a USB to Serial adaptor
  pinMode(PC13, OUTPUT);

}

void loop() {
  if (Serial.available() > 0) {
    Serial.write(0x01);
    digitalWrite(PC13, HIGH);   // turn the LED on (HIGH is the voltage level)
    delay(1000);              // wait for a second
    digitalWrite(PC13, LOW);    // turn the LED off by making the voltage LOW
    delay(1000);
  }

}
